Ben Lewis is an award-winning documentary filmmaker, television presenter, author and art critic, who has specialized in the art world, art market and history of art for twenty years. He has written about art for Prospect Magazine, the Evening Standard, the Observer and The Times to Liberation and Die Welt. Lewis has contributed to documentary films such as The Great Contemporary Art Bubble, A Bankers Guide to Art and my television series Art Safari. He is the author of Hammer and Tickle.